fix(ci): restore npm upgrade step to unblock OIDC trusted publishing

Author: ihor-sokoliuk

.github/workflows/npm-publish.yml

@@ -18,11 +18,14 @@ jobs:
         uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
 
       - name: Setup Node.js
-        uses: actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020 # v4.4.0
+        uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e # v6.4.0
         with:
           node-version: '20'
           registry-url: 'https://registry.npmjs.org/'
 
+      - name: Update npm
+        run: npm install -g npm@latest
+
       - name: Verify npm provenance support
         run: |
           NPM_VERSION="$(npm --version)"